//Chalcedony is one of the world`s oldest gemstones. According to archaeologists, humanoids have worn stones, ivory, bone, and certain organic items for personal adornment for about 75,000 years. Which shows its power. Chalcedony prevents from touchiness and melancholy. Worn by many to promote calm and peace. Chalcedony also stimulates creativity. Which is mostly used by astrologers.